First run a regression analysis using the BENEFITS column of all data points in the AIU data set as the independent variable and the INTRINSIC job satisfaction column of all data points in the AIU data set as the dependent variable. Create a graph with the trendline displayed. What is the least squares regression line equation?

Deliverable Length: 1 page
Answer the following questions separately and completely:
1-Describe ways in which the use of MS Excel as a tool for interpreting data can be used by a manager of an organization.
2-What potential legal and ethical issues could arise if the information gained in this survey was used to

(Please see attached)
7.) Sally's Software is growing rapidly and the supplier of the software to a lage area of the country.
Sales have grown as shown in the table:
Year Sales ($ millions)
1999 1.1
2000 1.5
2001 2
2002 2.4
2003 3.1
a.) Plot the data and add the trend line.
b.) Compute t

The hypothesis statement is that there is a relationship between league salaries and the number of wins. Perform a regression hypothesis test on the data - with graphs and tables in Excel. Interpret the results of the regression hypothesis test.
I am attaching a spreadsheet with the data sets that contain the wins and the sal

13.3 Refer to the ANOVA table for this regression. (a) State the degrees of freedom for the F test for
overall significance. (b) Use Appendix F to look up the critical value of F for &#945; = .05. (c) Calculate
the F statistic. Is the regression significant overall? (d) Calculate R2 and R2
adj, showing your
formulas clearly.

Instructions for Exercises 12.4-12.6:
(a) Make a scatter plot of the data. What does it suggest about the correlation between X and Y?
(b) Use Excel, MegaStat, or MINITAB to calculate the correlation coefficient.
(c) Use Excel or Appendix D to find t.05 for a two-tailed test. (d) Calculate the t test statistic.
(e) Calculate

(a) Choose one category of consumer credit and plot it.
(b) Describe the trend (if any) and discuss possible causes.
(c) Fit a trend model of your choice.
(d) Make a forecast for 2004, using a trend model of your choice. Note: Revolving credit is mostly credit card and home equity loans, while non-revolving credit is for a

1. A multiple regression analysis includes 25 data points and 4 independent variables results in SST = 200 and SSR = 150. the multiple standard error of estimate will be?
2. A professor claimed that the proportions of grades in his classes are the same. A sample of 100 students showed the following frequencies:
grade

If we do not reject the null hypothesis we conclude that;
a. there is enough statistical evidence to infer that the alternative hypothesis is true
b. there is not enough statistical evidence to infer that the alternative hypothesis is true
c. there is enough statistical evidence to infer that the null hypothesis is tru

Interpret the attached graph.
2. Using the graph below, discuss how well you believe the model represents the data. Discuss the impact of that data point that appears at (5000, 3250). What would happen to the line if that point had been at (5000, 1000)? How would that impact the interpretation of the line of regression?

Fit a linear trend equation to the following data describing average hourly earnings of US production workers. What is the trend estimate for 2010?
Year: 2001 2002 2003 2004
Average
Hourly
Earnings: $14.53 $14.95 $15.35 $15.67
2.
The following date show residential and commercial

For the multiple regression equation y = 100 + 20x1 + 3x2 + 120x3:
a. Identify the y-intercept and partial regression coefficients.
b. If x1 = 12, x2 = 5, and x3 = 10, what is the estimated value of y?
c. If x3 were to increase by 4, what change would be necessary in x2 in order for the estimated value of y to remain uncha

For a set of data, the total variation or sum of squares for y is SST - 143.0 and the error sum of squares is SSE = 24.0. What proportion of the variation in y is explained by the regression equation?
2. A. Determine the least squares regression line and calculate r.
B. What proportion of the variability in steel

Data is from a study carried out at NC State University in order to determine the relationship between oxygen consumption, a measure of aerobic fitness, and several other variables related to physical fitness among n=31 runners.

Details: Using Excel as your processing tool, work through three simple regression analyses.
First run a regression analysis using the BENEFITS column of all data points in the AIU data set as the independent variable and the INTRINSIC job satisfaction column of all data points in the AIU data set as the dependent variable.

Please use Excel as your processing tool to work through three simple regression analyses, using the attached Data Set.
1. First run a regression analysis using the BENEFITS column of all data points in the attached data set as the independent variable and the INTRINSIC job satisfaction column of all data points in the attac

1) Using the Water use data set (under Course Materials Forum) analyze the data using Excel, MegaStat or whatever statistical software you prefer and report in proper statistical form/jargon about the dataset. (See attached)
2) Using the Water use data set analyze the data using Excel, MegaStat or whatever statistical softwa

Chapter Exercises
12.48 In the following regression, X = weekly pay, Y = income tax withheld, and n = 35 McDonald's employees. (a) Write the fitted regression equation. (b) State the degrees of freedom for a two-tailed test for zero slope, and use Appendix D to find the critical value at &#945; = .05. (c) What is your concl

Using Excel as your processing tool, work through three simple regression analyses.
First run a regression analysis using the BENEFITS column of all data points in the AIU data set as the independent variable and the INTRINSIC job satisfaction column of all data points in the AIU data set as the dependent variable. Create a

Nancy Giggles has not been doing well on statistics examinations. She decides to sample 12 of her friends to determine the number of hours spent studying for Test 3 and the score out of 100 received on that test. The results:
Test 4 Score
Hours of study
47 7
55 10
87 39
98 43
37 2
71 12
100 51
98 48
85 23
82 26

In a study of foreign holdings in the U.S. banks, year-end share of assets in U.S. bank subsidiaries held by foreigners (as a percentage of total assets) was related to:
X1 = Annual change, in billions of dollars, in foreign direct investment in the U.S. (excluding finance, insurance, and real estate);
X2 = Bank price-earn